Shape and Space Flashcards

Covering converting measurements, perimeter, area, volume and surface area

You may prefer our related Brainscape-certified flashcards:
1
Q

How many mm in a cm?

A

1cm = 10mm

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2
Q

How many cm in a m?

A

1m = 100cm

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3
Q

How many m in a km?

A

1km = 1000m

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4
Q

How many grams in a kilogram?

A

1kg = 1000g

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5
Q

How many millilitres in a litre?

A

1litre = 1000ml

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6
Q

How do you find the PERIMETER of a shape?

A

ADD all the sides

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7
Q

How do you find the AREA of a square or rectangle?

A

LENGTH x WIDTH

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8
Q

How do you find the AREA of a triangle?

A

(base x height) ÷ 2

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9
Q

How do you find the SURFACE AREA of a cube?

A

length x width x 6
(OR list the faces)

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10
Q

How do you find the SURFACE AREA of a cuboid?

A

LIST THE FACES
(front, back, top, bottom, left, right)
Find the AREA (length x width) of each face
ADD all the AREAS to find total surface area

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11
Q

How do you find the VOLUME of a cube or cuboid?

A

length x width x height

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12
Q

How do you find the VOLUME of a triangular prism?

A

(length x width x height) ÷ 2

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13
Q

What is the formula to work out the CIRCUMFERENCE of a circle?

A

pi x diameter (πd)

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14
Q

What is the formula to work out the AREA of a circle?

A

pi x radius x radius (πr²)

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15
Q

What is the formula to work out the VOLUME of a cylinder?

A

pi x radius x radius x height (πr²h)

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16
Q

How do you work out the SURFACE AREA of a cylinder?

A

LIST THE FACES
Find the area of each face: Area of circle (πr²) + Area of circle (πr²) + Area of rectangle (πdh)
Add to find total

17
Q

What do the angles in a triangle add up to?

A

180 degrees

18
Q

What do the angles in any quadrilateral (4 sided shape) add up to?

A

360 degrees

19
Q

How do you work out the DISTANCE when given the speed and time?

A

Distance = speed x time
(Draw a triangle with D at top)
(Make sure time is in same units as speed)

20
Q

How do you work out the MASS when given the density and volume?

A

Mass = density x volume
(Draw a triangle with M at top)